Three new species of Oedichirus Erichson, 1839 are described: Oedichirus haishengensis Duan, Yue & Li sp. nov. from Guangxi Province, O. ovalisis Duan, Yue & Li sp. nov. from Fujian and Hainan Province, and O. tibetanus Duan, Yue & Li sp. nov. from Tibet Autonomous Region. Color plates of the habitus, antenna, abdominal segments VII-IX of the males, as well as the aedeagal structures in different views are provided. In addition, an updated key to the species and a checklist of all known species of the genus Oedichirus from China are included.